Add the given vectors by using the trigonometric functions and the Pythagorean theorem.A = 31.0, ? = 114.6 °B = 12.6, ? = 159.3 °
A. R = 40.9, ? = 322.9 °
B. R = 40.9, ? = 307.1 °
C. R = 2.8, ? = 307.1 °
D. R = 40.9, ? = 127.1 °
Answer: D
Mathematics
You might also like to view...
Use the rules for exponents to rewrite the expression and then evaluate the new expression. 
A. 
B. -4
C. 2
D. - 
Mathematics
Find the zeros of the polynomial function and state the multiplicity of each.f(x) = (x2 + 14x + 45)2
A. x = 
, multiplicity 2; x = -
, multiplicity 2
B. x = -5, multiplicity 2; x = -9, multiplicity 2
C. x = 9, multiplicity 2; x = 5, multiplicity 2
D. x = -
, multiplicity 4
Mathematics
Find fx.f(x, y) = 
A. 
B. 
C. 
D. 
Mathematics
Determine between which two consecutive whole numbers each square root lies.
A. 8 and 9 B. 7 and 8 C. 9 and 10 D. 6 and 7
Mathematics